Como hago una rutina en 3 persona en ingles?

Al ser tercera persona del present simple tendrás que aplicar las reglas de conjugación ( añadir - S o _ES al verbo si está en afirmativa ) y como hablamos de rutina debes emplear los adverbios de frecuencia : usually, often etc.

Ejemplo :

Marc always wakes up at six o'clock in the morning, he gets out of bed and has a shower, then he gets dressed.

At 6 : 30 he has breakfast, he usually has cereals and milk .

After that, he brushes his teeth.

At 7 o' clock he takes his schoolbag and leaves the house, sometimes he goes to school by bus but usually he goes on foot.

At midday he comes back home and has lunch.

At 2 : 30 he returns to school and stays there from 3 : 00 to 5 : 00 in the afternoon.

Finally, after school he always does his homework, then he plays with his friends in the park.

He rarely plays videogames after dinner at 8 : 30 and often goes to bed at about 10 : 30.